Antec PSU 850W MEGA ATX3.1 80+ Gold Fully Modular

A fully modular 850W power supply for modern gaming and performance PC builds

Designed for clean cable management, efficient power delivery and compatibility with current hardware platforms

ATX 3.1 and PCIe 5.1 Ready

MEGA 850W is certified for ATX 3.1 compliance

PCIe 5.1 support helps prepare the power supply for modern graphics card setups

The included PCIe 5.1 12V-2×6 GPU cable provides direct connection for compatible graphics cards

80 PLUS Gold Efficiency

80 PLUS Gold certification provides up to 92% efficiency

The 850W output capacity makes the PSU suitable for performance desktop systems

Active PFC supports stable and efficient power operation

PhaseWave Design

PhaseWave Design uses a server-class LLC design with synchronous rectification based on a DC-DC topology

This platform is designed to support efficient and stable power delivery for PC components

CircuitShield Protection

CircuitShield includes OCP, OVP, UVP, SCP, OPP, OTP, SIP and NLO protections

These protection features help support safe and reliable power operation in demanding PC systems

Cooling and Cable Management

The 120mm HDB silent fan is designed to provide airflow with durable hydraulic bearing operation

The fully modular cable design lets users connect only the cables needed for the build

This helps reduce cable clutter and improves airflow inside the case

Compact ATX Design

The power supply measures 140 x 150 x 86mm

The compact body helps the PSU fit a wider range of compatible ATX cases